original description
Gould, A. A. (1847). Descriptions of new shells, collected by the United States Exploring Expedition. <em>Proceedings of the Boston Society of Natural History.</em> 2: 196-198, 200-203, 204-208 [March]; 209, 210-212, 214-215, 222-224 [June]; 225, 237-239 [July]; 251-252 [December]., available online at https://www.biodiversitylibrary.org/page/9490880
page(s): 239. [details]
additional source
Gould, A. A. (1852). Mollusca and shells. <em>In: United States Exploring Expedition during the years 1838, 1839, 1840, 1841, 1842 under the command of Charles Wilkes. Boston.</em> 12: 1-510; atlas 1856: 1-16., available online at https://www.biodiversitylibrary.org/page/10991152
page(s): 211, pl. 15 figs 253-253a [details]
additional source
Johnson, R. I. (1964). The recent Mollusca of Augustus Addison Gould. <em>Bulletin of the United States National Museum.</em> 239: 1-182., available online at https://repository.si.edu/handle/10088/10127
page(s): 101 [details]
From editor or global species database
Etymology Named after Capt. Meriwether Lewis, of the Lewis & Clark expedition (1804-1806), who collected specimens at the mouth of the Columbia River. [details]
From editor or global species database